there are over 6 million pam units in the ground around the world utilizing technically advanced materials and engineering. our focus on the needs of the end-user -- rather than developing products merely to meet a minimum performance standard -- led us to ductile iron, a superior alternative to cast iron in terms of weight, strength and design-ability. pam manhole covers and gratings represent a quantum leap in ergonomics, safety, durability and overall product performance. click on a photo below to view a product demo.
click below to learn how easy the pam cover is to open